These two fields allow to specify a different default assignee for ticket opened against this package in bugzilla. Note: The EPEL field is always displayed for packages in the 'rpms' namespace regardless of whether it is used in bugzilla or not.
3c496e4ec072327b1ef2b820f15dff26 firefox-38.0.1.source.tar.bz2 1510dc29dbeac286ef5a4d4dfa905c7a firefox-langpacks-38.0.1-20150518.tar.xz